16071721222 has 16 divisors (see below), whose sum is σ = 25726671360. Its totient is φ = 7503608448.

The previous prime is 16071721217. The next prime is 16071721243. The reversal of 16071721222 is 22212717061.

16071721222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1856697 + ... + 1865332.

It is an arithmetic number, because the mean of its divisors is an integer number (1607916960).

Almost surely, 2^16071721222 is an apocalyptic number.

16071721222 is a deficient number, since it is larger than the sum of its proper divisors (9654950138).

16071721222 is a wasteful number, since it uses less digits than its factorization.

16071721222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3722175.

The product of its (nonzero) digits is 4704, while the sum is 31.

The spelling of 16071721222 in words is "sixteen billion, seventy-one million, seven hundred twenty-one thousand, two hundred twenty-two".